Finding the Fourth Proportional to 1,865,752.23, 2,798,618.79 and 728,629.92
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Solution
The fourth proportional to 1,865,752.23, 2,798,618.79 and 728,629.92 is: 1,092,941.15
Step by Step Solution
- Step 1: Write the proportion equation
1,865,752.23 : 2,798,618.79 = 728,629.92 : x - Step 2: Convert to fraction form
1,865,752.23/2,798,618.79 = 728,629.92/x - Step 3: Cross multiply
1,865,752.23x = 2,798,618.79 × 728,629.92 - Step 4: Simplify right side
1,865,752.23x = 2,039,157,385,068.20 - Step 5: Solve for x
x = 2,039,157,385,068.20/1,865,752.23 - Step 6: Final answer
x = 1,092,941.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.